MITCHELL: “Those five counties are critical now for Hillary Clinton to hold her firewall which is Pennsylvania. 45-41 — in the latest Quinnipiac poll has her 45-41 so it is not a very big margin for her. At least in that one battleground poll.”

WELKER: “It’s not, Andrea.”

MITCHELL: “She’s going to Harrisburg. She’s also going to Philly so she’s going to be around the state today.”

WELKER: “She is. Look, as you point out, this is her firewall so you are going to see Secretary Clinton and her surrogates campaigning vigorously in this state.